3320646455 has 16 divisors (see below), whose sum is σ = 4646971200. Its totient is φ = 2277013536.

The previous prime is 3320646419. The next prime is 3320646463. The reversal of 3320646455 is 5546460233.

It is a happy number.

It is not a de Polignac number, because 3320646455 - 2⁶ = 3320646391 is a prime.

It is a super-2 number, since 2×3320646455² = 22053385758208134050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 966404 + ... + 969833.

It is an arithmetic number, because the mean of its divisors is an integer number (290435700).

Almost surely, 2^3320646455 is an apocalyptic number.

3320646455 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3320646455 is a deficient number, since it is larger than the sum of its proper divisors (1326324745).

3320646455 is an equidigital number, since it uses as much as digits as its factorization.

3320646455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1936263 (or 1936249 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 38.

The square root of 3320646455 is about 57625.0505856611. The cubic root of 3320646455 is about 1491.9040048196.

The spelling of 3320646455 in words is "three billion, three hundred twenty million, six hundred forty-six thousand, four hundred fifty-five".